Kohler · Drop-in
Riverby 33" Top-Mount Single
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Finishes
WhiteBiscuitDuneBlack BlackThunder Grey
Riverby 33" Top-Mount Single — a KOHLER enameled cast iron drop-in single-bowl kitchen sink (model K-8689-4), available in 5 finishes. Carried by Mill & Mason; download the spec sheet for full dimensions.
Specifications
- Brand
- Kohler
- Style
- Drop-in
- Material
- Cast Iron
- Bowls
- Single Bowl
- Finishes
- White, Biscuit, Dune, Black Black, Thunder Grey
Downloads & Resources
Bring this sink into the plan.
Because we fabricate the countertop, the cutout, reveal, and faucet layout are built around your sink — not bolted on after.